INSTRUCTION DESCRIPTIONS
A - 126 INSTRUCTION SET DETAILS
MOTOROLA
Instruction Format:
JSCLR #n,X:aa,xxxx
JSCLR #n,Y:aa,xxxx
Opcode:
Instruction Fields:
#n=bit number=bbbbb,
aa=6-bit Absolute Short Address=aaaaaa,
xxxx=16-bit Absolute Address in extension word
Absolute Short Address aaaaaa Memory SpaceS Bit Number bbbbb
000000 X Memory 0 00000
•
Y Memory 1
•
•
10111
111111
Timing:
6+jx oscillator clock cycles
Memory:
2 program words
23 16 15 8 7 0
ABSOLUTE ADDRESS EXTENSION
00001011 00aa aaaa 1S0bbbbb
JSCLR Jump to Subroutine if Bit Clear JSCLR